However‚ the original manufacturer‚ Kaufmann Ltd.‚ has gone out of business‚ and specifications for the part are unavailable. The purpose of this experiment‚ performed by Ryan Nelson‚ Peter Glascor‚ Eric Flowr was to determine the identity of the unknown polymer by comparing its properties to properties of other known polymers. Most likely‚ the part is one of the five following polymers: polyethylene‚ polypropylene‚ polystyrene‚ polycarbonate‚ poly(vinyl chloride). These are all extremely common
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For the unknown light source‚ it had almost every color‚ so it might have been be mercury because they have similar color beams and their color from the naked eye appeared as purple‚ which mercury‚ a light blue‚ is very close to in terms of it’s color on the spectrum. For the unknown flame crystals‚ it may NH4+ because the colors that appeared are very similar to the crystals. Next‚ chemicals have to be heated in the flame for the color to emit because heat adds energy to the substance making the
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Cathy Do Professor Wurzbacher ENGL 2305 April 19‚ 2015 The Meaning of “Home” in Love Medicine and The Book of Unknown Americans Home is a word that has an emotional feel to it. Home can mean when we are talking about where we belong‚ a place be need‚ somewhere to feel safe‚ and someplace to be loved or to love. Some may say that home is wherever family is or where you loved ones are. Home can be seen as a physical location like the house you live in or general area you live in. Home can also be
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"The Unknown Southern Land" Even in medieval times there were stories about a large continent in the Southerh Hemisphere. But Europeans had never seen it. They wondered what it was like and whether it inhabited. They called this land terra australis incognita 1 or «the unknown souther land» – Australia. Nowdays when people speak of Australia they can mean three things: 1) Australia as a continent; 2) Australia as an island and 3) Australia as an indenendent country. Australia
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The Tomb of the Unknown Soldier in the Arlington National Cemetery contains the remains of American soldiers who fought in World War I‚ World War II‚ the Korean War‚ and the Vietnam War that cannot be identified. They sacrificed their lives and helped change the lives of people then and now. When our class visits Washington‚ D.C‚ it will be important for us to be a positive and sophisticated group of 8th graders. That’s important because we want to represent our state and country for tourists
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Lab Report Preparation Guidelines—IR Spectroscopy‚ General Unknowns‚ CH 315. Introduction/Purpose State in simple terms what the purpose was. Since one is issued a vial of an unknown substance‚ the “purpose” as such is not exactly in doubt. The object is simply to state that obvious purpose‚ as well as summarize (a comma-ed list here is fine) the various means‚ tests‚ so forth that are performed in the approximate order that they are performed. (approximately 10 points) Experimental
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“Fear is the most potent weapon‚” said Faraaz Kazi. Fear of the unknown and fascination of death torments the minds of the boys and causes a big split of the group during the middle of the novel. In the novel Lord of the Flies‚ William Golding uses fear and death to threaten the boys as fear becomes paralyzing and unconquerable by the realization that the only thing the boys have to fear is fear itself. In the very beginning‚ the beast was something that only existed in the boys’ minds and practically
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of satire lies in The Unknown Citizen by W. H. Auden. It is a dark satire about what can possibly happen if political and bureaucratic principles corrode the creative and revolutionary spirit of the individual. This poem ridicules the fact that government‚ or the people in control of the citizens of the US‚ know‚ or could find out anything and everything about a person. This creates the idea that people are reduced to a number‚ or a statistic‚ not a person. In The Unknown Citizen‚ the State or the
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Identification of Unknown Organic Compound by Melting Point (M.P)‚ Boiling Point (B.P) and Infrared Spectroscopy Methods and Background The main objective of this lab is to identify the given unknown organic compounds with various methods. Identification of an unknown compound is important to perform through the process of melting point (M.P)‚ boiling point (B.P) and Infrared spectroscopy (I.R). Index of Hydrogen deficiency (IHD) and elemental analysis makes an experiment more efficient in
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Rule 1: Life is not fair – get used to it! Rule 2: The world won’t care about your self-esteem. The world will expect you to accomplish something BEFORE you feel good about yourself. Rule 3: You will NOT make $60‚000 a year right out of high school. You won’t be a vice-president with a car phone until you earn both. Rule 4: If you think your teacher is tough‚ wait till you get a boss. Rule 5: Flipping burgers is not beneath your dignity. Your Grandparents had a different word for burger
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